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Bottom Bracket Doping: The Invisible Gruber Assist e-Bike Retrofit

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Now if you could just get rid of that electric whine, the podium would be yours!  More videos and info on GruberAssist.com.

Via Rick Vosper.

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13 years ago

I had no reason to doubt you when you said 31.6, but thanks for busting out the calipers and putting any possible concern over seatpost diameter to rest. WHEW.

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plum
13 years ago

That pushbutton actuation has Paul Walker written all over it.

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